2578139

Information

• Patent Grant
• 2578139

• References
• Source

• Patent Number

  2,578,139

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1951
  73 years ago

• CPC

  • F04B27/0423 - Cylinders
  • F04B27/053 - with an actuating element at the inner ends of the cylinders

• US Classifications

  • 062 - Refrigeration
  • 417 - Pumps